/*
 * Tiled QML plugin
 * Copyright (C) 2008,2009,2010 Thorbjørn Lindeijer
 * Copyright (C) 2010 Nokia Corporation
 *
 * This file is part of the Tiled QML plugin.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "tilelayeritem.h"

#include "tiled/tile.h"
#include "tiled/tilelayer.h"
#include "tiled/map.h"
#include "tiled/maprenderer.h"

#include <QPainter>
#include <QStyleOptionGraphicsItem>

using namespace Tiled;
using namespace Tiled::Internal;

TileLayerItem::TileLayerItem(TileLayer *layer, MapRenderer *renderer,
                             QGraphicsItem *parent)
    : QGraphicsItem(parent)
    , mLayer(layer)
    , mRenderer(renderer)
{
    setFlag(QGraphicsItem::ItemUsesExtendedStyleOption);

    syncWithTileLayer();
    setOpacity(mLayer->opacity());
}

void TileLayerItem::syncWithTileLayer()
{
    prepareGeometryChange();
    mBoundingRect = mRenderer->boundingRect(mLayer->bounds());
}

QRectF TileLayerItem::boundingRect() const
{
    return mBoundingRect;
}

void TileLayerItem::paint(QPainter *painter,
                          const QStyleOptionGraphicsItem *option,
                          QWidget *)
{
    mRenderer->drawTileLayer(painter, mLayer, option->exposedRect);
}
